Trademark Overview
On Tuesday, November 11, 2025, a trademark application was filed for KEYSTONE with the United States Patent and Trademark Office. The USPTO has given the KEYSTONE trademark a serial number of 99490606. The federal status of this trademark filing is NEW APPLICATION - RECORD INITIALIZED NOT ASSIGNED TO EXAMINER as of Tuesday, November 11, 2025. This trademark is owned by WorldQuant Educational Technologies LLC. The KEYSTONE trademark is filed in the Computer & Software Services & Scientific Services category with the following description:
Platform as a service (PAAS) featuring computer software platforms for designing and building academic and corporate learning content on a knowledge graph to develop curriculum to be delivered to students and employees on a personalized basis